Over the last three decades, the discovery of exoplanets has revealed the boundless variety of worlds beyond our own Solar System⁠. Majority of planetary systems contain short-period planets that are larger than Earth but smaller than Neptune⁠.

Promotor: G.A. van der Marel, Co-promotor: J.D.C. Codée

The European Lead Factory has been created with the ultimate goal to develop lead drug candidates to address neglected diseases including bacterial infections, psychiatric disorders and oncology.

Dr. at Max Planck Institute for chemical Ecology, Jena - Germany

Plants are colonized by an astounding number of microorganisms that can provide different life-support functions, including nutrient acquisition and protection against (a)biotic stresses like drought or pathogen attack.

Large areas of space are filled by molecular clouds that consist of gas and dust grains that are the remnants of dead stars. When these clouds start collapsing, the decreasing temperature and increasing density cause gas particles to start accreting onto dust grain surfaces.

Welcome to the Dutch Extract Library, the library of the majority of crop extracts grown in Dutch horticulture.

Microglia support the central and peripheral nervous system by forming the first line of defense against hazardous events. Microglia are increasingly acknowledged as critical players in neurodegenerative diseases, highlighting them as potential therapeutic targets.

Ever since the FDA approved the drug bedaquiline, which interferes with the bioenergetics of Mycobacterium tuberculosis by inhibiting the activity the F0F1-ATP synthase, respiratory-chain enzymes have been an active target space for the discovery of new antibiotics. To aid in this pursuit, we aim to…

The theme of our 450th anniversary, and of this Dies Natalis, is Ahead of the Times. We have, after all, been directing our gaze to the future for centuries now.

Both the Dutch government and the European Commission dedicate an increasing share of public funding for research and innovation to mission-oriented programs, aiming to facilitate sustainability transitions. These programs typically involve support fora range of different research activities, from the…

Leiden University has student exchange and scholarships agreements with various Chinese universities, varying from long-term exchange programmes to two-week Summer Courses.

The increasing resistance of pathogenic bacteria to antibiotics necessitates the discovery of new medicines.

New or improved treatments for chronic and acute illness.

All research at Leiden University is organised into institutes. To do justice to the wide spectrum of research (and consequently teaching) that comes from these, you will find descriptions of all the Leiden institutes on these pages.

Promotor: Prof.dr. R. Verpoorte, , Co-Promotor: Young Hae Choi

Alzheimer's disease (AD) is the most frequent neurodegenerative disorder and the primary cause of dementia. The neuropathological features of AD include the occurrence of senile plaques, neurofibrillary tangles, decreased synaptic density, and loss of neurons. An obstacle in the study and treatment…

PhD at Université de Picardie Jules Verne, Amiens - France

Conference

Protests against textbooks on trans persons in America and against a reading hour by drag queens in Rotterdam: it has been raining protests recently against people with a gender expression that does not match their birth sex. Why does this evoke such resistance? We asked Professor by special appointment…

The D66 proposed bill on Ending Life with Dignity is inadequately substantiated and contains contradictions. This is the view expressed by Professor of Political Philosophy Paul Nieuwenburg in his inaugural lecture on 17 March.

The Leiden University Institute for History is responsible for the main part of the historical research carried out at Leiden University. The institute has a wide-ranging academic scope.

A research into homicide.

Knowledge that benefits society is the domain of the Faculty of Governance and Global Affairs (FGGA). FGGA provides high-quality interdisciplinary education on and research into social and governance issues such as terrorism, organisation of public administration, climate change and economic crises.

On 27 September 2019, Bart Schuurman, Assistant Professor at the Institute of Security and Global Affairs spoke to Dutch regional newspaper 'de Gelderlander' about the decline in attention for jihadism.

Lindsey Boosten followed her passion by combining the study of aviation and law in the Advanced Master in Air and Space Law in Leiden. It turned out to be a great choice: ‘It was one of the best years from my student days.’

Although sugars are widely used in biological and medical research, their synthesis is still badly understood. Jeroen Codée has received a Vici grant of 1.5 million euros for systematically studying the production of sugars. ‘I want to genuinely understand the reactions.’

Eva Michaels talks about the current international security environment, including intelligence issues with Sir John Sawers in an interview in El País.

Bacteria use antibiotics as a weapon and even produce more antibiotics if there are competing strains nearby. This is a fundamental insight that can help find new antibiotics. Leiden scientists Daniel Rozen and Gilles van Wezel published their research results in the authoritative Proceedings of the…

From 26 August until 5 September 2019, a group of 20 Chinese government officials, industry representatives and academics attended an intensive course on space law and policy at the International Institute of Air and Space Law, organized in cooperation with Avans+ in Breda.

Each student chooses an individual topic or theme on which they would like to do a graduation research project. Read the below rules and guidelines before you embark on the graduation project.

Researchers at Leiden University and the National Autonomous University of Mexico (UNAM) have launched an initiative to learn more about the experiences of migrants travelling through the Darién Gap, with a focus on forced migration.

Here you will find information about Guus Boelens' graduation ceremony.

The steady decline in lethal gun violence in the EU came to halt in 2012 and some countries, such as Sweden, have even noticed an increase since then. An arms race among drug criminals and an increase in the availability of illegal firearms could lead to more criminal and gun violence. This is one of…

Inaugural lecture

Inaugural lecture

Inaugural lecture

That Tessa Schiethart finished her bachelor's degree in International Studies with a thesis on Indonesian women's reasons for veiling was a coincidence. Or so she thought. Six years later, her book Seeing and Being Seen, in which she writes about her life with a wine stain and vision loss, is in the…

To be eligible for Philosophical Perspectives on Politics and the Economy at Leiden University, you must meet the following admission requirements.

The center studies the many ways in which issues of law and justice are dealt with in art and literature with a focus on liminal issues and cases. These are issues and cases where law comes to the limits of what it is capable of dealing with and art and literature explore the implications of what is…

The purpose of eLaw's Working Groups is to stimulate a productive working environment for cooperation within the Center for Law and Digital Technologies at Leiden University.

This Philosophy: Global and Comparative Perspectives bachelor's programme is unique. It offers comparative perspectives from around the world that will enable you to be part of the next generation of thinkers, someone studying and shaping philosophy for a globalised 21st century.

This Philosophy bachelor's programme offers perspectives from around the world. It will make you one of the next generation of students who will shape philosophy in the 21st century, ready to take on academic or professional challenges that call for critical thinking, analysis and argumentation skil…

Law and Digital Technologies (L.L.M.) examines the legislation and governance regarding internet, computers, persuasive technologies and ambient intelligence.

The specialisations Art History and Museum Studies both engage in critical perspectives and in current practices and the development of a professional network. The specialisation Art History puts emphasis on the analysis of art works within a museal and curatorial context. Our courses, taught by art…

The specialisation Museum Studies focuses on the art museum and places it in an artistic, cultural, social and political context. Our courses, taught by art historians and museum experts, reflect on the latest academic debates and the latest insights from the working field.

The Cleveringa chair was installed by Leiden University in memory of Professor Rudolph Pabus Cleveringa and the courage he demonstrated in November 1940 during the German occupation . It also commemorates the liberation of the Netherlands in 1945.

Here we provide information on the ways through which the Institute of Psychology aims to foster responsible scholarship practices: conducting research with integrity, and meeting the needs for better quality and efficiency in psychological science.